Gavin Andresen - 2011-09-24 14:17:01

What is the encryption method/algorithm used?
dynamic iterated SHA512 hashing to derive a password key, AES256-CBC using the password key to encrypt a master key, AES256-CBC using the master key to encrypt the wallet keys.
More details are in the doc/README file in the tree:
  https://github.com/bitcoin/bitcoin/blob/master/doc/README#L70